RF Circuit Design for LED Activation

I need circuits designed for an RF transmitter and receiver. The system should activate blinking LEDs and a sounder.

Requirements:
- Cost-effective and compact
- 1000 ft coverage
- Battery-powered
- LEDs should blink in a specific pattern

Ideal skills:
- Experience with RF circuit design
- Knowledge of battery-powered systems
- Familiarity with LED control and blinking patterns
- Ability to create compact, cost-effective solutions

Deliverables:

1 Working breadboard prototype
PCB layout
Parts List

Please provide relevant experience in your bids.